code: def f():  # type: ignore
      return 1
  
file_path: dask/dask/tests/test_context.py
imports: from __future__ import annotations
  import pytest
  import dask
  from dask.context import globalmethod
label_desc: Use image node_id 1 for calling the Foo obj's underlying member method code with example usage: obj.f() and returns: int